HC Yellow No.
Definition
US FDA substance register · UNII 0N97D5G157 · registered name HC YELLOW NO. 4 · single chemical substance
HC Yellow No. 4 is a C-nitro compound.
Source: PubChem
HC Yellow No. 4 is the hair color that conforms to the formula:
Cosmetic roles
Safety & regulatory references
- Restricted
- Taiwan · United Kingdom
Source: ASEAN Cosmetic Directive · EU Cosmetics Regulation · MFDS (Korea) cosmetic regulatory information · Taiwan FDA cosmetic ingredients · Taiwan FDA cosmetic regulations · UK cosmetics regulations (OPSS)
ASEAN
- Field of application and/or use : Hair dye substance in non-oxidative hair dye products Use for dyeing eyelashes and eyebrows is not permitted.
- Maximum authorised concentration in the finished cosmetic product : 1.5%
- Other limitations and requirements : • Do not use with nitrosating agents • Maximum nitrosamine content: 50μg/kg • Keep in nitrite-free containers The direction for use “wear suitable gloves” must be included in label or leaflet text.
- Conditions of use and warning which must be printed on the labels : Do not use to dye eyelashes or eyebrows
China
- Maximum concentration : 1.5%
European Union
- Product Type, body parts : Hair dye substance in non-oxidative hair dye products
- Maximum concentration in ready for use preparation : 1,5%
- Other : - Do not use with nitrosating agents - Maximum nitrosamine content: 50 micrograme/Kg - Keep in nitrite-free containers
Source: MFDS (Korea) cosmetic regulatory information
EU Cosmetics Regulation, Annex III (restricted substances), entry 253 · maximum concentration 1,5 % · applies to Hair dye substance in non-oxidative hair dye products
EU Cosmetics Regulation, Annex III (restricted substances), entry 253 · maximum concentration 1,5% · applies to Hair dye substance in non-oxidative hair dye products
Restriction Annex III/253 · SCCS opinion: Opinion on HC Yellow No. 4
Source: EU CosIng ingredient list
Reviewed by CIR: 40th Anniversary Overview and Rereview Summaries From 2011 to 2015
Reviewed by CIR: Final Report on the Safety Assessment of HC Yellow No. 4
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ＨＣ黄４: 本品は、次の化学式で表される頭髪用染料である。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 59820-43-8
- EC No.EU chemical inventory number
- 428-840-7
- DTXSIDUS EPA chemical ID
- DTXSID6021458
- DTXCIDUS EPA compound ID
- DTXCID601458
- IUPAC
- 2-[2-(2-Hydroxyethoxy)-4-nitroanilino]ethan-1-ol
- Molecular formula
- C10H14N2O5
- Molecular weight
- 242.231 g/mol
Measured properties
- Appearance
- Canary yellow fluffy powder. (NTP, 1992) · Bright yellow solid, [CAMEO]
- Melting point
- 284 to 291 °F (NTP, 1992)
- Solubility
- less than 0.1 mg/mL at 68.9 °F (NTP, 1992)
Values measured on the substance itself, not a specification for a commercial raw material.
Source: PubChem
What products actually use it for
What the 3 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Dye3
Source: US EPA CompTox dashboard
Related literature
Linked databases 23
- ASEAN Cosmetic Directive
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- EU Cosmetics Regulation
- EU restricted substances (Annex III) 2
- IARC carcinogen classification
- JCIA labelling names (Japan)
- MFDS (Korea) cosmetic regulatory information 2 3 4
- PubChem 2
- Taiwan FDA cosmetic ingredients
- Taiwan FDA cosmetic regulations
- Tlooto literature search
- UK cosmetics regulations (OPSS)
- UniChem cross-reference IDs
- US Cosmetic Ingredient Review (CIR) 2 3
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- US National Toxicology Program reports
- Wikidata